{"id":7774,"date":"2024-04-15T02:50:16","date_gmt":"2024-04-15T02:50:16","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=7774"},"modified":"2024-04-15T02:50:16","modified_gmt":"2024-04-15T02:50:16","slug":"for-efficient-working-of-a-sewer-it-must-be-ensured-that-a-minimum-velocity-of-0-45-m-sec-is-maintained-at-its-minimum-flow-b-a-maximum-velocity-of-0-90-m-sec-is-maintained-at-its-maximum-flow-c","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/for-efficient-working-of-a-sewer-it-must-be-ensured-that-a-minimum-velocity-of-0-45-m-sec-is-maintained-at-its-minimum-flow-b-a-maximum-velocity-of-0-90-m-sec-is-maintained-at-its-maximum-flow-c\/","title":{"rendered":"For efficient working of a sewer, it must be ensured that A. Minimum velocity of 0.45 m\/sec, is maintained at its minimum flow B. A maximum velocity of 0.90 m\/sec, is maintained at its maximum flow C. Both (A) and (B) D. Neither (A) nor (B)"},"content":{"rendered":"<p>\r\n    <!-- Check if it's an AMP page -->\r\n            <!-- Non-AMP version -->\r\n        <div class=\"mcq-container\" data-quiz-id=\"quizState_6a9a83d42d97f\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"false\">\r\n                    Minimum velocity of 0.45 m\/sec, is maintained at its minimum flow                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"false\">\r\n                    A maximum velocity of 0.90 m\/sec, is maintained at its maximum flow                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"true\">\r\n                    Both (A) and (B)                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"false\">\r\n                    Neither (A) nor (B)                <\/div>\r\n                            \r\n            <!-- Feedback messages for non-AMP -->\r\n            <div class=\"feedback\" data-feedback=\"wrong\">Answer is Right!<\/div>\r\n            <div class=\"feedback\" data-feedback=\"right\">Answer is Wrong!<\/div>\r\n        <\/div>\r\n\r\n        <script>\r\n        document.addEventListener('DOMContentLoaded', function () {\r\n            var containers = document.querySelectorAll('.mcq-container');\r\n\r\n            containers.forEach(function(container) {\r\n                var options = container.querySelectorAll('.option');\r\n                var feedbackSelect = container.querySelector('[data-feedback=\"select\"]');\r\n                var feedbackWrong = container.querySelector('[data-feedback=\"wrong\"]');\r\n                var feedbackRight = container.querySelector('[data-feedback=\"right\"]');\r\n\r\n                options.forEach(function(option) {\r\n                    option.addEventListener('click', function() {\r\n                        var selectedOption = option.getAttribute('data-option-key');\r\n                        var isCorrect = option.getAttribute('data-is-correct') === 'true';\r\n\r\n                        \/\/ Remove previous selections\r\n                        options.forEach(function(opt) {\r\n                            opt.classList.remove('correct', 'incorrect');\r\n                        });\r\n\r\n                        \/\/ Add the correct\/incorrect class\r\n                        if (isCorrect) {\r\n                            option.classList.add('correct');\r\n                            feedbackRight.hidden = false;\r\n                            feedbackWrong.hidden = true;\r\n                        } else {\r\n                            option.classList.add('incorrect');\r\n                            feedbackRight.hidden = true;\r\n                            feedbackWrong.hidden = false;\r\n                        }\r\n\r\n                        \/\/ Hide select feedback\r\n                        feedbackSelect.hidden = true;\r\n                    });\r\n                });\r\n            });\r\n        });\r\n        <\/script>\r\n    \r\n    <!--more--><\/p>\n<p>The correct answer is: C. Both (A) and (B).<\/p>\n<p>A minimum velocity of 0.45 m\/sec is required to prevent solids from settling in the sewer, while a maximum velocity of 0.90 m\/sec is required to prevent scouring of the <div class=\"youtube-subscribe-container\">\r\n        <a href=\"https:\/\/www.youtube.com\/channel\/UCNHT8lW-JmLC68rjBfZhdkg?sub_confirmation=1\" target=\"_blank\" class=\"youtube-subscribe-button\">\r\n            <span class=\"youtube-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 576 512\">\r\n                    <path d=\"M549.7 124.1c-6.3-23.7-24.8-42.3-48.3-48.6C458.8 64 288 64 288 64S117.2 64 74.6 75.5c-23.5 6.3-42 24.9-48.3 48.6-11.4 42.9-11.4 132.3-11.4 132.3s0 89.4 11.4 132.3c6.3 23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z\"\/>\r\n                <\/svg>\r\n            <\/span>\r\n            Subscribe on YouTube\r\n        <\/a>\r\n    <\/div> sewer pipe.<\/p>\n<p>If the velocity is too low, solids will settle in the sewer and create a blockage. This can lead to flooding and sewage backups. If the velocity is too high, it can scour the sewer pipe and create holes. This can lead to leaks and sewage spills.<\/p>\n<p>Therefore, it is important to maintain a minimum velocity of 0.45 m\/sec and a maximum velocity of 0.90 m\/sec for efficient working of a sewer.<\/p>\n<p>Here are some additional details about each option:<\/p>\n<ul>\n<li>Option A: Minimum velocity of 0.45 m\/sec, is maintained at its minimum flow.<\/li>\n<\/ul>\n<p>A minimum velocity of 0.45 m\/sec is required to prevent solids from settling in the sewer. If the velocity is too low, solids will settle in the sewer and create a blockage. This can lead to flooding and sewage backups.<\/p>\n<ul>\n<li>Option B: A maximum velocity of 0.90 m\/sec, <div class=\"telegram-channel-container\">\r\n        <a href=\"https:\/\/t.me\/pscnotes2025\" target=\"_blank\" class=\"telegram-channel-button\">\r\n            <span class=\"telegram-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 496 512\">\r\n                    <path fill=\"white\" d=\"M248,8C111,8,0,119,0,256s111,248,248,248s248-111,248-248S385,8,248,8z M362,177L320,367c-3,14-10,18-20,14l-56-41l-27,26 c-3,3-5,5-10,5l4-63L323,196c5-5-1-7-8-3l-98,62l-42-13c-9-3-10-9,2-14l162-63C351,160,365,164,362,177z\"\/>\r\n                <\/svg>\r\n            <\/span>\r\n            Join Our Telegram Channel\r\n        <\/a>\r\n    <\/div> is maintained at its maximum flow.<\/li>\n<\/ul>\n<p>A maximum velocity of 0.90 m\/sec is required to prevent scouring of the sewer pipe. If the velocity is too high, it can scour the sewer pipe and create holes. This can lead to leaks and sewage spills.<\/p>\n<ul>\n<li>Option C: Both (A) and (B).<\/li>\n<\/ul>\n<p>Both a minimum velocity of 0.45 m\/sec and a maximum velocity of 0.90 m\/sec are required for efficient working of a sewer. If either velocity is too low or too high, it can lead to problems such as blockages, scouring, leaks, and spills.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Subscribe on YouTube<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[650],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.2 (Yoast SEO v23.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>For efficient working of a sewer, it must be ensured that A. Minimum velocity of 0.45 m\/sec, is maintained at its minimum flow B. A maximum velocity of 0.90 m\/sec, is maintained at its maximum flow C. Both (A) and (B) D. Neither (A) nor (B)<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/exam.pscnotes.com\/mcq\/for-efficient-working-of-a-sewer-it-must-be-ensured-that-a-minimum-velocity-of-0-45-m-sec-is-maintained-at-its-minimum-flow-b-a-maximum-velocity-of-0-90-m-sec-is-maintained-at-its-maximum-flow-c\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"For efficient working of a sewer, it must be ensured that A. Minimum velocity of 0.45 m\/sec, is maintained at its minimum flow B. A maximum velocity of 0.90 m\/sec, is maintained at its maximum flow C. Both (A) and (B) D. 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